package com.ftx.controller.queue;

/**
 * Created by fengtingxin on 2020/7/7.
 */
public class TreeNode {



    public int val;
    public TreeNode left;
    public TreeNode right;

    public TreeNode() {

    }

    public TreeNode(int x) {
        val = x;
    }

    public TreeNode(int val, TreeNode left, TreeNode right) {
        this.val = val;
        this.left = left;
        this.right = right;
    }
}